3D Printer CNC Controller Ardiuno CNC kit - for Arduino IDE, GRBL CNC Shield Board+RAMPS 1.4 Mechanical Switch Endstop DRV8825 A4988 Stepper Motor Driver Nema17 Stepper Motor LKB02,Black Inner Diameter - 17/64 inch (0.265625") Inner Diameter ID/Bore= 15mm

Inner Diameter ID/Bore= 15mm

ZUCFT208-40m-PBT Thermoplastic Flange 2 Bolt Ball Bearing

KT182216 Needle Bearing Cage K18x22x16

HK81812 Bearing

100 Loose 1/4" inch Carbon Steel Balls G40

3D Printer CNC Controller Ardiuno CNC kit - for Arduino IDE, GRBL CNC Shield Board+RAMPS 1.4 Mechanical Switch Endstop DRV8825 A4988 Stepper Motor Driver Nema17 Stepper Motor LKB02,Black Inner Diameter - 17/64 inch (0.265625") Inner Diameter ID/Bore= 15mmFeatures: Latest CNC Shield Expansion Board V3. 0 CNC shield board is updated version 3. 0, which is suitable for CH340G Shield 3. 0 version compatible with for ArduinoIDE, GRBL 0. 9. Professional 3D printer CNC Kit This is a professional 3d printer DIY kit with multiple types of modules or components you need. It is a great assortment set for starters and professionals. Premium Quality Each part of this 3d printer conk kit was made from premium